Home / 11,578.82-17,364.60-4,182.32

Finding the Fourth Proportional to 11,578.82, 17,364.60 and 4,182.32

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Solution

The fourth proportional to 11,578.82, 17,364.60 and 4,182.32 is: 6,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.82 : 17,364.60 = 4,182.32 : x
  2. Step 2: Convert to fraction form
    11,578.82/17,364.60 = 4,182.32/x
  3. Step 3: Cross multiply
    11,578.82x = 17,364.60 × 4,182.32
  4. Step 4: Simplify right side
    11,578.82x = 72,624,313.87
  5. Step 5: Solve for x
    x = 72,624,313.87/11,578.82
  6. Step 6: Final answer
    x = 6,272.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.